# Cooler Master MasterBox NR400

**Brand:** Cooler Master
**Category:** Informatique
**Code (GTIN/SKU):** 4719512080276
**Canonical URL:** https://openreviews.io/en/reviews/coolermaster/cooler-master-masterbox-nr400-4719512080276

## Rating: 5.0/5 ★★★★★ — 2 reviews analyzed
_Confidence: high_

## At a glance

Cooler Master MasterBox NR400 reviews: 5.0/5 based on 2 analyzed reviews, updated September 4, 2026.

Praised: value for money and cooling capacity.

2 reviews analyzed, all published on other sites.
Other sites: 1 source, 2 reviews, average rating 5.0/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

The Cooler Master MasterBox NR400 is a PC case designed for users looking for an efficient setup and optimal cooling. Users highlight its excellent thermal performance and its particularly attractive value for money in this price range. Its design is also considered ideal for those wishing to upgrade their system by adding additional fans.

## Strengths

- **Value for money** — This case offers excellent performance and comprehensive features for a very modest investment.
- **Cooling capacity** — The chassis is particularly suitable for integrating additional fans to optimize airflow.

## Frequently asked questions

- How many fans can be added?
- Is the stock airflow effective?
- What motherboard form factor is compatible?
- Is component installation easy?

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_Source: OpenReviews — https://openreviews.io/en/reviews/coolermaster/cooler-master-masterbox-nr400-4719512080276_